Israeli troops demolished the home of a Palestinian accused of the May killing of a soldier on Saturday, completing a night-long incursion into the Palestinian-controlled city of Ramallah.

Qatar called Saturday for a new regional alliance following the failure of the four-decade-old Gulf Cooperation Council to resolve an 18-month rift between the emirate and its neighbours.

The Palestinian leadership on Saturday described as "irresponsible" Australia's recognition of west Jerusalem as Israel's capital, saying it violated international law.

Turkey says it will continue to defend itself against terrorists after its strikes against Kurdish militants in northern Iraq sparked criticism from Baghdad.

Turkish Foreign Ministry spokesman Hami Aksoy said Saturday that Turkey expected neighboring Iraq to fulfill its responsibilities in combatting the Kurdistan Workers' Party, or PKK. He says Turkey will invoke its "legitimate right to self-defense" if Iraq "does not do what's necessary."

Australia now recognises west Jerusalem as Israel's capital, Prime Minister Scott Morrison said Saturday, but a contentious embassy shift from Tel Aviv will not occur until a peace settlement is achieved.

Israeli forces arrested 40 Palestinians across the occupied West Bank overnight during a manhunt for the perpetrator of a deadly attack, the army said on Friday.

U.S.-backed, Kurdish-led fighters captured the last town held by the Islamic State group on Friday, after days of intense battles in the militants' single remaining enclave in eastern Syria, activists said.

The fall of Hajin is a blow to the extremists. The town was their main stronghold in the last pocket of land they control in eastern Syria, near the Iraqi border. IS still holds some villages nearby.

The UN Security Council on Thursday approved a one-year extension of humanitarian aid deliveries across war-scarred Syria.

A murdered Saudi journalist. A scrapped Iran nuclear deal. The two events alone have undone years of diplomacy in the Middle East, testing old alliances and shaking up the regional balance of power, analysts say.

In another turbulent year for the tinderbox region, Syrian leader Bashar al-Assad appeared ever more powerful and Washington's promised Israeli-Palestinian peace plan seemed ever more elusive.

The United Arab Emirates, a key ally of Yemen's government in a Saudi-led coalition fighting the Huthi rebels, on Thursday welcomed a UN-brokered ceasefire for the battleground port city of Hodeida.